ATA5771-PXQW Atmel, ATA5771-PXQW Datasheet - Page 48

XMITTR UHF ASK/FSK 868MHZ 24VQFN

ATA5771-PXQW

Manufacturer Part Number
ATA5771-PXQW
Description
XMITTR UHF ASK/FSK 868MHZ 24VQFN
Manufacturer
Atmel
Datasheet

Specifications of ATA5771-PXQW

Frequency
868MHz ~ 928MHz
Modulation Or Protocol
UHF
Power - Output
8dBm
Voltage - Supply
2 V ~ 4 V
Current - Transmitting
9.8mA
Data Interface
PCB, Surface Mount
Memory Size
4kB Flash, 256B EEPROM, 256B SRAM
Antenna Connector
PCB, Surface Mount
Operating Temperature
-40°C ~ 85°C
Package / Case
24-VQFN Exposed Pad, 24-HVQFN, 24-SQFN, 24-DHVQFN
Processor Series
ATA5x
Core
AVR8
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
4 KB
Data Ram Size
256 B
Interface Type
SPI, USI
Maximum Clock Frequency
4 MHz
Number Of Programmable I/os
12
Number Of Timers
2
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 12 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Applications
-
Sensitivity
-
Data Rate - Maximum
-
Current - Receiving
-
Lead Free Status / Rohs Status
 Details

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATA5771-PXQW
Manufacturer:
ATMEL
Quantity:
218
4.11.1.4
48
Atmel ATA5771/73/74
Brown-out Detection
Figure 4-16. External Reset During Operation
The Atmel
V
can be selected by the BODLEVEL Fuses. The trigger level has a hysteresis to ensure spike
free Brown-out Detection. The hysteresis on the detection level should be interpreted as
V
When the BOD is enabled, and V
ure
trigger level (V
t
The BOD circuit will only detect a drop in V
ger than t
Figure 4-17. Brown-out Reset During Operation
TOUT
CC
BOT+
4-17), the Brown-out Reset is immediately activated. When V
level during operation by comparing it to a fixed trigger level. The trigger level for the BOD
has expired.
= V
BOD
BOT
CC
®
ATtiny44V has an On-chip Brown-out Detection (BOD) circuit for monitoring the
given in
+ V
INTERNAL
TIME-OUT
BOT+
RESET
RESET
HYST
V
in
CC
/2 and V
Figure
Section 8.3.4 “System and Reset Characterizations” on page
4-17), the delay counter starts the MCU after the Time-out period
BOT-
CC
= V
decreases to a value below the trigger level (V
V
BOT
BOT-
- V
CC
HYST
if the voltage stays below the trigger level for lon-
/2.
V
t
TOUT
BOT+
CC
increases above the
9137E–RKE–12/10
BOT-
190.
in
Fig-

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